#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<assert.h>
#include<stdlib.h>

void Quicksort1(int* a, int left, int right);
void Quicksort2(int* a, int left, int right);
void Quicksort3(int* a, int left, int right);
void InsertSort(int* a, int size);